<template>
	<div id="App">
		<!-- 头部标题块，使用mint-ui组件 -->
		<mt-header fixed title="vue-heima" style="z-index:999;">
			<span slot="left" v-show="flag">
				<mt-button icon="back" @click="goBack">返回</mt-button>
			</span>
		</mt-header>
		<!-- 中部内容块 -->
		<div class="middle">
			<transition>
				<router-view></router-view>
			</transition>
		</div>
		<!-- 底部tabbar导航块 -->
		<nav class="mui-bar mui-bar-tab">
			<router-link tag='li' active-class="mui-active" class="mui-tab-item1" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link tag='li' active-class="mui-active" class="mui-tab-item1" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link tag='li' active-class="mui-active" class="mui-tab-item1" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart"><span class="mui-badge"  id="ball">{{shopNumber}}</span></span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link tag='li' active-class="mui-active" class="mui-tab-item1" to="/search">
				<span class="mui-icon mui-icon-gear"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
	</div>
</template>
<script>
export default {
	data(){
		return {
			flag:false
		}
	},
	computed:{
		shopNumber(){
			return this.$store.getters.getShopCarTotalCount
		}
	},
	methods:{
		goBack(){
			this.$router.go(-1);
		}
	},
	watch:{
		"$route.path": function(newVal){
			console.log(newVal)
			if(newVal == '/home')
			{
				this.flag = false;
			}
			else
			{
				this.flag = true;
			}
		}
	}
}
</script>
<style lang="less" scoped>
div.middle{
		margin-top: 40px;
		margin-bottom: 50px;
		.v-enter{
			transform: translateX(100%);
			transition: transform .5s ease;
		}
		.v-enter-actvie{
			transition: transform .5s ease;
		}
		.v-leave-active{
			transition: transform .5s ease;
			position: absolute;
		}
		.v-leave-to{
			transform: translateX(-100%);
		}
	}
	.mui-bar-tab .mui-tab-item1.mui-active {
    color: #007aff;
}
	.mui-bar-tab .mui-tab-item1 .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
	}
.mui-bar-tab .mui-tab-item1 {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tab-item1 .mui-icon ~ .mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>